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-rw-r--r--src/main/java/org/traccar/protocol/WatchFrameDecoder.java16
-rw-r--r--src/test/java/org/traccar/protocol/WatchFrameDecoderTest.java4
2 files changed, 18 insertions, 2 deletions
diff --git a/src/main/java/org/traccar/protocol/WatchFrameDecoder.java b/src/main/java/org/traccar/protocol/WatchFrameDecoder.java
index ec67aa34d..9dfae8726 100644
--- a/src/main/java/org/traccar/protocol/WatchFrameDecoder.java
+++ b/src/main/java/org/traccar/protocol/WatchFrameDecoder.java
@@ -27,9 +27,21 @@ public class WatchFrameDecoder extends BaseFrameDecoder {
protected Object decode(
ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception {
+ int brackets = 0;
int endIndex = -1;
- for (int i = buf.writerIndex() - 1; i >= buf.readerIndex(); i--) {
- if (buf.getByte(i) == ']') {
+ for (int i = buf.readerIndex(); i < buf.writerIndex(); i++) {
+ byte b = buf.getByte(i);
+ switch (b) {
+ case '[':
+ brackets += 1;
+ break;
+ case ']':
+ brackets -= 1;
+ break;
+ default:
+ break;
+ }
+ if (brackets == 0 && i > buf.readerIndex()) {
endIndex = i + 1;
break;
}
diff --git a/src/test/java/org/traccar/protocol/WatchFrameDecoderTest.java b/src/test/java/org/traccar/protocol/WatchFrameDecoderTest.java
index bf212544c..cb20e1b4d 100644
--- a/src/test/java/org/traccar/protocol/WatchFrameDecoderTest.java
+++ b/src/test/java/org/traccar/protocol/WatchFrameDecoderTest.java
@@ -11,6 +11,10 @@ public class WatchFrameDecoderTest extends ProtocolTest {
var decoder = inject(new WatchFrameDecoder());
verifyFrame(
+ binary("5b33472a393730353134313734302a303030392a4c4b2c302c302c35335d"),
+ decoder.decode(null, null, binary("5b33472a393730353134313734302a303030392a4c4b2c302c302c35335d5b33472a393730353134313734302a303035412a55442c3139303732332c3139303730372c412c33362e3831353130392c4e2c31302e313739323331322c452c382e32342c3132372e392c32312e302c352c3130302c35332c302c302c30303030303030302c302c302c35382e305d5b33472a393730353134313734302a303030332a544b515d5b33472a393730353134313734302a303030392a4c4b2c302c302c35335d")));
+
+ verifyFrame(
binary("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"),
decoder.decode(null, null, binary("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")));